262/144-color/ 132 x 176-dot Graphics Controller Driver for TFT LCD panels

HD66773R 262,144-color, 132 x 176-dot Graphics Controller Driver for TFT LCD panels REJxxxxxxx-xxxxZ Rev.1.20 Jun.21.2003 Block Diagram .................................................................................................... 6 PAD Arrangement .............................................................................................. 7 PAD Coordinate.................................................................................................. 8 Pin Function ........................................................................................................ 10 Block Function.................................................................................................... 15 1. 2. 3. 4. 5. 7. 8. 9. System Interface ............................................................................................................... 15 Bit Operation .................................................................................................................... 15 Address Counter (AC) ...................................................................................................... 16 Hardware-dither circuit..................................................................................................... 16 Graphics RAM (GRAM) .................................................................................................. 16 LCD drive power supply................................................................................................... 16 Oscillation Circuit (OSC) ................................................................................................. 16 LCD Driver Circuit........................................................................................................... 16 GRAM Address MAP......................................................................................... 17 Gram Address and display position on the panel (SS = “0”)....................................................... 17 The relationship between GRAM data and display data (SS =”0”)............................................. 18 Gram Address and display position on the panel (SS = “1”, BGR = “1”)................................... 20 The relationship between GRAM data and display data (SS =”1”)............................................. 21 Instructions ......................................................................................................... 23 Outline ......................................................................................................................................... 23 Instructions .................................................................................................................................. 25 Index .......................................................................................................................................... 25 Status Read .................................................................................................................................. 25 Start Oscillation (R00h)............................................................................................................... 25 Driver Output Control (R01h) ..................................................................................................... 26 LCD Driving Waveform Control (R02h) .................................................................................... 28 Power Control 1 (R03h) Power Control 2 (R04h)....................................................................... 29 Power Control 3 (R0Ch) Power Control 4 (R0Dh) Power Control 5 (R0Eh) ............................. 31 Entry Mode (R05h) Compare Register (R06h)............................................................................ 36 Display Control 1 (R07h) ............................................................................................................ 38 Frame Cycle Control (R0Bh) ...................................................................................................... 40 Rev.1.10, Jun.21.2003, page 1 of 133 HD66773R Gate Scan Position (R0Fh) .......................................................................................................... 43 Vertical Scroll Control (R11h) .................................................................................................... 44 1st-Screen Drive Position (R14h) 2nd-Screen Drive Position (R15h) ........................................ 44 Horizontal RAM Address Position (R16h) Vertical RAM Address Position (R17h).................. 45 RAM Write Data Mask (R20h) ................................................................................................... 46 RAM Address Set (R21h) ........................................................................................................... 46 Write Data to GRAM (R22h) ...................................................................................................... 47 GRAM data and liquid crystal output level ................................................................................. 49 Read Data from GRAM (R22h) .................................................................................................. 50 GRAM read sequence.................................................................................................................. 51 Instruction List .................................................................................................... 53 Reset Function .................................................................................................... 54 Initial state of output pin.............................................................................................................. 55 System Interface.................................................................................................. 56 18-bit interface ............................................................................................................................ 57 16-bit interface ............................................................................................................................ 58 9-bit interface .............................................................................................................................. 59 Data transmission synchronization in 9-bit bus interface mode .................................................. 60 8-bit interface .............................................................................................................................. 61 Data transmission synchronization in 8-bit bus interface mode .................................................. 62 Serial Peripheral interface (SPI) .................................................................................................. 63 High-Speed Burst RAM Write Function ............................................................ 67 Conditions on using high-speed RAM write mode ..................................................................... 69 High-Speed RAM Write with Window Address ......................................................................... 70 Window Address Function ................................................................................. 72 Graphics Operation Function.............................................................................. 73 Write-data Mask Function ........................................................................................................... 74 Graphics Operation Processing ................................................................................................... 75 Scan Mode Setting .............................................................................................. 83 γ-Correction Function ......................................................................................... 84 Configuration of Grayscale Amplifier......................................................................................... 85 γ-Correction Register................................................................................................................... 87 Ladder resistors and 8-to-1 selector............................................................................................. 88 Variable resistor .......................................................................................................................... 88 Relationship between RAM data and output level ...................................................................... 94 8-color Display Mode ......................................................................................... 95 Instruction Setting Flow...................................................................................... 97 Rev.1.10, Jun.21.2003, page 2 of 133 HD66773R Power Supply Setting Flow ................................................................................ 99 Oscillation Circuit............................................................................................... 100 n-raster-row Inversion AC Drive ........................................................................ 101 Interlaced Drive .................................................................................................. 102 AC Timing ......................................................................................................... 104 Frame-Frequency Adjustment Function ............................................................. 105 Relationship between Liquid Crystal Drive Duty and Frame Frequency .................................... 105 Screen -split Drive Function ............................................................................... 106 Conditions on Setting the 1st/2nd Screen Drive Position Register.............................................. 107 Internal Configuration of Power Generation Circuit .......................................... 109 Specification of External Elements Connected to HD66773R ......